handbook of image and video processing al bovik

... and video coding, image and video storage and retrieval, digital video transmission, video conferencing, watermarking, distance education, video on demand, and telemedicine The ... efficient search and retrieval of multimedia content and. .. to multimedia image and video processing, and pointing out possible directions for new standards The design of multimedia ... for image processing, multimedia- related image processing techniques, and intelligent multimedia processing; (2) methodologies, techniques, and applications: image and video

Ngày tải lên: 23/10/2013, 16:15

... The current value of the x and y coordinates, xn and yn , are calculated from the previous values of the x and y coordinates, xn−1 and. .. = 0, d = 0, e = 1, f = 0, g = −0.1, and h = 0.002 ... image, which is a standard test image for... coefficients in equations (2.11) and (2.12) For each pixel, the coordinates of the corresponding pixel in the original frame are calculated and ... k = 10, j = 10, and 24 total bits are required for calculating xn and yn 2.3.2 Memory Bandwidth Reduction Memory bandwidth is a concern for high-resolution sprites... , and c to obtain

Ngày tải lên: 27/10/2013, 23:15

... face images and 7, 000 images and their mirror images correspond to nonface images Furthermore, 1, 000 and 3, 000 face and nonface images, respectively, and their mirror images are used as evaluation ... [33] and its mirror images Ole Jensen dataset consists of 15, 000 gray-scale images of size 24 × 24 pixels, where 5, 000 images are for frontal faces and 10, 000 images correspond to nonface images ... training time and the insufficient number of discriminative features remain as challenging EURASIP Journal on Image and Video Processing Input image Xn , n ∈{1,2, , number of samples} and its class

Ngày tải lên: 21/06/2014, 06:20

... of still-to-still, still-to -video and video- tovideo matching in real-time Evaluation of this approach is done for still image and video based face recognition on LFW image dataset and MOBIO video ... advantages of video sequences First, we can employ spatial and temporal information of faces in the video sequence to improve still images (a) CCTV images with degraded quality (b) Figure 3: Normalised ... least, most of the above approaches utilize holistic facial features, but the local facial features are EURASIP Journal on Image and Video Processing Figure 2: Normalised still face images captured

Ngày tải lên: 21/06/2014, 06:20

... bits of differential values of DC coefficients of I-frames and sign bits of differential values of motion vectors of B- and P-frames (a) Tunability: not tunable, the proposed algorithm relies on static ... known that statistics for image and video data differ much from classical text data Indeed, image and video data are strongly correlated and have strong spatial/temporal redundancy In addition, ... propagation (h) Data type: image and video Shi and Bhargava, 1998 In [12], the authors proposed video encryption algorithm (VEA) which uses a secret key to randomly change the signs of all DCT coefficients

Ngày tải lên: 22/06/2014, 00:20

... perform some form of image/ video processing to extract pertinent information from a visual signal The need for image/ video processing comes from the fact that the fundamental goal of these assistive ... Corporation EURASIP Journal on Image and Video Processing Volume 2007, Article ID 25214, 12 pages doi:10.1155/2007/25214 Review Article Image and Video Processing for Visually Handicapped People Thierry ... Netherlands, 1996 [38] G Burdea and P Coiffet, Virtual Reality Technology, John Wiley & Sons, New York, NY, USA, 2003 EURASIP Journal on Image and Video Processing [39] P J Standen, D J Brown, and

Ngày tải lên: 22/06/2014, 00:20

... multidimensional image processing, ranging from image acquisition to image and video coding, to color image processing and analysis, and to color image encryption In 2007, a special issue on color image processing ... spatial and temporal image qualities [194] Inversely, substantial improvements of image quality and full-color reproduction are required for mobile displays Even if color management and image processing ... of such video coder would be high-end and emerging video applications such as high-quality digital video recording system and professional broadcasting systems In a general way, to automatically

Ngày tải lên: 22/06/2014, 00:20

... Institute of Food Processing Technology, Thanjavur, Tamil Nadu Handbook of Meat and Poultry Processing ICAR National Research Centre on Meat Handbook of Meat and Poultry Processing ICAR National Research ... live animal transport, marketing, slaughtering of animals, processing, value addition, by-products utilization, disposal of solid and liquid waste, distribution and retailing of meat and offals India ... the country Most of the edible offal or Handbook of Meat and Poultry Processing ICAR National Research Centre on Meat by-products produced from sheep and goat are also marketed and consumed in

Ngày tải lên: 26/05/2023, 00:04

... whole image. Lo- cal features usually appear several times within an image descriptions. Local and global visual features can represent various aspects of the image or video contents (color and ... use of several modalities, the use of various fusion strategies, and the use of topologic and conceptual contexts was measured. The framework proved its efficiency for the design and evaluation of ... considering both the handled data and the processing modules. Also, the 2 EURASIP Journal on Image and Video Processing status of the intermediate entities as related either to signal or to semantics

Ngày tải lên: 22/06/2014, 06:20

... controlling health delivery costs, and increasing quality of life and quality of health services in underserved populations Collaborative applications that allow for the exchange of medical content ... matrix contains horizontal components of the spatial domain image, the vertical components of the image are on the top (A), and the diagonal components are along the diagonal axis (C) Each orientation ... index provides an indication of perceptual image similarity between original and compressed images Test image Compression factor Skin lesion images MRI images Medical video snapshots Average SSIM

Ngày tải lên: 22/06/2014, 19:20

... whole image. Lo- cal features usually appear several times within an image descriptions. Local and global visual features can represent various aspects of the image or video contents (color and ... use of several modalities, the use of various fusion strategies, and the use of topologic and conceptual contexts was measured. The framework proved its efficiency for the design and evaluation of ... considering both the handled data and the processing modules. Also, the 2 EURASIP Journal on Image and Video Processing status of the intermediate entities as related either to signal or to semantics

Ngày tải lên: 22/06/2014, 19:20

... (typical diameter of a finger) and a vertical scale of about 100 µm (typical resolution of the finger). A good optical microscope is also a roughness sensor that can observe lateral length scales of ... Values and Scale Dependence • Fractal Techniques • Generalized Technique for Fractal and Nonfractal Surfaces 4.4 Size Distribution of Contact Spots Observations of Size Distribution for Fractal ... scales of the order of about 1 µm and can distinguish vertical length scales of about 0.1 µm. If the polished metal surface has a vertical span of roughness (hills and valleys) of about 1 µm, then

Ngày tải lên: 18/10/2013, 09:15

... Israelachvili, J N., and Landman,... arachidate LB film on ODT with a gold underlayer TABLE 8.1 Typical rms Roughness and Coefficients of Microscale and Macroscale Friction Values of Various Samples ... resistance of C 18 films. Flexibility of choosing the alkyl chain length, functional terminal group, and cross-linking enables the adaptability of the grafting process for lubrica- tion of microcomponents. ... and Philpott, M... area using AFM Si3N4 tip with a radius of about 30–50 nm at normal load in the range of 10–200 nN and scanning speed of 4 µm/s on a 1 × 1 µm scan area cAlumina ball

Ngày tải lên: 18/10/2013, 09:15

... performance of Al 2 O 3 –TiC, a two-phase material. A α -type SiC is also selected which is a candidate slider material because of its high thermal conductivity and attractive machining and friction and ... effects of friction and other lateral forces in roughness measurements for improved lateral resolution and to measure roughness of soft surfaces without small-scale plowing. For roughness and friction ... Introduction Micro/nanotribological studies are needed to develop fundamental understanding of interfacial phenom- ena on a small scale and to study interfacial phenomena in micro- and nanostructures used

Ngày tải lên: 18/10/2013, 09:15

... ment of mechanical properties, all on a micro- to nanometer scale. Recently, microtribological studies FIGURE 16.4 Schematic (a) of a silicon planar head slider and (b) of cross section of the ... Bhushan et al. , 1994, 1997a,b, 1998; Li and Bhushan, 1998; Sundararajan and Bhushan, 1998). This chapter presents a review of macro- and micro/nanotribological studies of single-crystal silicon and ... One of the limi- tations of silicon microfabrication processes originally used for fabrication of MEMS devices is lack of suitable materials which can be processed. With LIGA, a variety of nonsilicon

Ngày tải lên: 25/10/2013, 12:15

... example of the eraser above. The behavior of small things is different from the behavior of big ones. Let us perform a dimensional analysis for the case of an eraser and its residue. A particle of ... variety of shapes and sizes. (See Chapter 2.) Because the magnitude and functional dependence of surface forces often depend on the shape of the tip, it is important to calibrate the tip. Although ... 5.1.1 Goals and Motivations Small bits of eraser cling to your homework assignments, yet the eraser itself easily slides off a piece of paper. Why? What is different about the interaction of small

Ngày tải lên: 09/11/2013, 03:15

... multimedia communication also involves audio coding, control and signaling, and the multiplexing of audio, video, data, and controlsignals. ITU-T specifies a number of system standards for multimedia ... models, audio, speech, analog/digital video, and composition information. The standardized description will enable fast and efficient search and retrieval of multimedia content and advance the search ... interactivity, universal access, and high-compression coding of general material for a wide bit-rate range. It also emphasizes flexibility and extensibility. The concept of content-based coding of MPEG-4...

Ngày tải lên: 08/05/2014, 16:13

... strategies, Algorithmic sim- plifications for real-time image and video processing, Hardware platforms for real-time image and video processing, Software methods for real-time image and video processing P1: ... REAL-TIME IMAGE AND VIDEO PROCESSING: FROM RESEARCH TO REALITY from obtaining an enhanced image to intelligent scene analysis. Digital images and video are essentially multidimensional signals ... field of multidimensional signal processing have all led to the creation of the field of real-time image and video processing. Here, an overview of the history of image processing is stated in order...

Ngày tải lên: 05/06/2014, 11:40

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Ngày tải lên: 05/06/2014, 11:59

... Taylor and Francis Group, LLC xiii 5.2 Image halving using linear distributive and unitary properties of DCT: (a) original image, (b) bilinear decimation in spatial domain, and (c) downsampled image ... 2011 by Taylor and Francis Group, LLC 8 Image and Video Processing in the Compressed Domain Compressed Image Entropy Decoding Alternative Representation Processing in the domain of Alternative Representation Processed Output ... For image and video, this is usually achieved by an alternative representation in a different domain other than their original domains of representation, which are spatial and spatiotemporal for images...

Ngày tải lên: 05/06/2014, 12:04